Datasheet

ManualsBrandsNXP SEMICONDUCTORS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller QFP 80 (14x14) 16-Bit 25 MHz I/O number 59

Table Of Contents

List of Sections
Table of Contents
General Description
- Contents
- Introduction
- Features
- MC9S12DP256 112-Pin Block Diagram
- Ordering Information
Central Processing Unit (CPU)
- Contents
- Introduction
- Programming Model
- Data Types
- Addressing Modes
- Indexed Addressing Modes
- Opcodes and Operands
- Instruction Set Summary
Pinout and Signal Description
- Contents
- MC9S12DP256 Pin Assignments in 112-pin QFP
- Power Supply Pins
- Signal Descriptions
- Port Signals
System Configuration
- Contents
- Introduction
- Modules Variabilities
- MCU Variabilities
Registers
- Contents
- Register Block
Operating Modes
- Contents
- Introduction
- Operating Modes
- Background Debug Mode
- Security
Resource Mapping
- Contents
- Introduction
- Internal Resource Mapping
- Flash EEPROM mapping through internal Memory Expansion
- Miscellaneous System Control Register
- Memory Maps
Bus Control and Input/Output
- Contents
- Introduction
- Detecting Access Type from External Signals
- Stretched Bus Cycles
- PIPE Status Signals
- Registers
Resets and Interrupts
- Contents
- Introduction
- Register Map
- Exception Priority
- Maskable interrupts
- Latching of Interrupts
- Register Descriptions
- Resets
- Effects of Reset
- Register Stacking
Voltage Regulator (VREG)
- Contents
- Overview
- Features
- Block Diagram
- Functional Description
- External Pin Connection
- Reset Initialization
- Modes of Operation
Flash EEPROM 256K
- Contents
- Glossary
- Overview
- Features
- Block Diagram
- Module Memory Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Low Power Options
- Interrupt Operation
EEPROM 4K
- Contents
- Glossary
- Overview
- Features
- Block Diagram
- Module Memory Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Interrupt Operation
Port Integration Module
- Contents
- Overview
- Block Diagram
- External Pin Descriptions
- 80 Pin QFP bond-out version
- Register Map
- Register Descriptions
- Reset Initialization
- Functional Description
- Low Power Options
- Interrupt Operation
Clocks and Reset Generator (CRG)
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Interrupt Operation
- Low Power Options
Pulse Width Modulator (PWM)
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Map
- Register Descriptions
- Functional Description
- Reset Initialization
- Modes of Operation
- Low Power Options
- Interrupt Operation
Enhanced Capture Timer (ECT)
- Contents
- Overview
- Features
- Modes of Operation
- Abbreviations
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Modes of Operation
- Interrupts
- Description of Interrupt Operation
Serial Communications Interface (SCI)
- Contents
- Overview
- Features
- Modes of Operation
- SCI Interface Diagram
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Functional Description
- Modes of Operation
- Interrupt Operation
Serial Peripheral Interface (SPI)
- Contents
- Overview
- Features
- Modes of Operation
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Functional Description
- Low Power Mode Options
- Errata
- Reset
- Interrupts
Inter-IC Bus (IIC)
- Contents
- Overview
- Features
- Modes of Operation
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- I-Bus Protocol
- Interrupt Operation
- Modes of Operation
- Programming
MSCAN
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Map
- Functional Description
- Register Descriptions
- Modes of Operation
- Low Power Options
- Interrupt Operation
Analog to Digital Converter
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Sample Conversion
- General Purpose Input Ports
Byte Data Link Controller Module
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization/Basic Operation
- Transmitting A Message
- Receiving A Message
- Transmitting An In-Frame Response (IFR)
- Receiving An In-Frame Response (IFR)
- Special BDLC Operations
- Modes of Operation
- Interrupt Operation
- Low Power Options
Background Debug Module (BDM)
- Contents
- Overview
- Interface Signals
- Registers
- Operation
- Modes of Operation
- Low-Power Options
- Interrupt Operation
Breakpoint (BKP) Module
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Descriptions
- Functional Description
- Breakpoint Operating Modes
- Breakpoint Types
- Modes of Operation
- Low Power Options
- Reset Initialization
- Interrupt Operation
- General Purpose I/O Ports
Revision History
- Changes from Rev 1.0 to Rev 1.1
Glossary
Literature Updates
- Literature Distribution Centers
- Customer Focus Center
- Microcontroller Division’s Web Site

Registers

MC9S12DP256 — Revision 1.1

Registers

$0028 BKPCT0

Read:

BKEN BKFULL BKBDM BKTAG

0000

BKP

Write:

$0029 BKPCT1

Read:

BK0MBH BK0MBL BK1MBH BK1MBL BK0RWE BK0RW BK1RWE BK1RW

Write:

$002A BKP0X

BK0V5 BK0V4 BK0V3 BK0V2 BK0V1 BK0V0

Write:

$002B BKP0H

Read:

Bit 15 14 13 12 11 10 9 Bit 8

Write:

$002C BKP0L

Read:

Bit 7 6 5 4 3 2 1 Bit 0

Write:

$002D BKP1X

BK1V5 BK1V4 BK1V3 BK1V2 BK1V1 BK1V0

Write:

$002E BKP1H

Read:

Bit 15 14 13 12 11 10 9 Bit 8

Write:

$002F BKP1L

Read:

Bit 7 6 5 4 3 2 1 Bit 0

Write:

$0030 PPAGE

PIX5 PIX4 PIX3 PIX2 PIX1 PIX0

MEBI

Write:

$0031 Reserved

Write:

$0032 PORTK

Read:

Bit 7 6 5 4 3 2 1 Bit 0

Write:

$0033 DDRK

Read:

Bit 7 6 5 4 3 2 1 Bit 0

Write:

$0034 SYNR

SYN5 SYN4 SYN3 SYN2 SYN1 SYN0

CRG

Write:

$0035 REFDV

REFDV3 REFDV2 REFDV1 REFDV0

Write:

$0036 CTFLG

Read: TOUT7 TOUT6 TOUT5 TOUT4 TOUT3 TOUT2 TOUT1 TOUT0

Write:

$0037 CRGFLG

Read:

RTIF PROF

LOCKIF

LOCK TRACK

SCMIF

SCM

Write:

$0038 CRGINT

Read:

RTIE

LOCKIE

SCMIE

Write:

$0039 CLKSEL

Read:

PLLSEL PSTP SYSWAI ROAWAI PLLWAI CWAI RTIWAI COPWAI

Write:

$003A PLLCTL

Read:

CME PLLON AUTO ACQ

000

SCME

Write:

$003B RTICTL

RTR6 RTR5 RTR4 RTR3 RTR2 RTR1 RTR0

Write:

$003C COPCTL

Read:

WCOP

0000

CR2 CR1 CR0

Write:

$003D FORBYP

Read:

RTIBYP COPBYP

PLLBYP

FCM

Write:

$003E CTCTL

Read: TCTL7 TCTL6 TCTL5 TCTL4 TCLT3 TCTL2 TCTL1 TCTL0

Write:

Freescale Semiconductor, I

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

nc...